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下載積分: 10 賞幣
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頁數(shù): 12
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簡介:中文中文6050漢字漢字出處出處KUMARP,AGNIHOTRIR,MONDALMKCATALYTICTREATMENTOFSYNTHETICDYEWASTEWATERCODANDCOLORREDUCTIONJJOURNALOFENVIRONMENTALCHEMICALENGINEERING,2013,13440447催化法處理合成染料廢水化學(xué)需氧量及色度的去除作者PRADEEPKUMAR,RUCHIKAAGNIHOTRI,MONOJKUMARMONDAL國籍印度摘要要目前的研究集中在利用催化熱分解法預(yù)處理含有活性紅74染料的合成廢水,去除效果由COD和色度來表征。本研究中所用的催化劑包括CUSO45H2O,CUO,MGSO47H2O,F(xiàn)ECL3,CACL2和FESO47H2O。分別在不同的PH值、溫度、反應(yīng)時間、催化劑用量、染料初始濃度和催化劑種類下進行了實驗研究。結(jié)果表明,向含有初始濃度為100MG/L合成染料的廢水中投加4G/L的CUSO45H2O催化劑,在60±2℃及PH為11的條件下反應(yīng)90MIN,可使COD去除率達95,色度去除率為68。同時發(fā)現(xiàn)該化學(xué)反應(yīng)動力遵循一級動力學(xué),廢水的初始PH對沉淀過程和色度的去除等有明顯的影響。其次可以回收利用處理過的含銅廢水與新鮮的催化劑一起使用,從而降低催化劑的使用量。關(guān)鍵詞關(guān)鍵詞廢水活性紅74染料化學(xué)需氧量去除脫色材料綜合廢水樣品取自印度艾哈邁達巴德工業(yè)區(qū)的冷品牌活性紅MB染料廢水(活性紅74),其物理性質(zhì)見表1表一活性粉藍染料的物理性質(zhì)表一活性粉藍染料的物理性質(zhì)性能描述名稱活性紅74物理狀態(tài)粉狀顏色粉紅氣味無味PH范圍4565密度600800KG/M3水溶性100G/L(25℃)用蒸餾水將樣品稀釋成不同的濃度,用作催化劑和COD測定的化學(xué)試劑都是屬于分析純,五水硫酸銅(CUSO45H2O)和氧化銅(CUO)的采購是來自印度孟買的精細化工有限公司,七水硫酸鎂(MGSO47H2O)、三氯化鐵(FECL3)、氯化鈣(CACL2)、七水硫酸亞鐵(FESO47H2O)、重鉻酸鉀(K2CR2O7)、硫酸銀(AG2SO4)、硫酸汞(HGSO4)、水合硫酸鋁(AL2SO43NH2O、鹽酸和氫氧化鈉都是來自印度的賽默飛世爾科技有限公司。用于實驗的催化劑的物理化學(xué)性質(zhì)見表2表2催化劑的物理化學(xué)性質(zhì)催化劑的物理化學(xué)性質(zhì)催化劑外觀純度()純度的衡量酸性(PKA)密度(G/CM3)熔點(℃)溶解度(G/100ML)CUSO4。5H2O藍色晶體粉末98質(zhì)量分數(shù)35–4536031502033MGSO47H2O白色結(jié)9800質(zhì)量分168150710
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簡介:中文中文2133單詞,單詞,11400英文字符,英文字符,3170字附件畢業(yè)設(shè)計外文文獻及譯文文獻、資料題目PROVIDINGINTELLIGENTUSERADAPTEDCONTROLSTRATEGIESINBUILDINGENVIRONMENTS文獻、資料來源SIERRAE,GARCíAMARTíNEZR,HOSSIANA,ETALPROVIDINGINTELLIGENTUSERADAPTEDCONTROLSTRATEGIESINBUILDINGENVIRONMENTSJRESEARCHINCOMPUTINGSCIENCEJOURNAL,2006,19235241文獻、資料發(fā)表(出版)日期2003院(部)信息與電氣工程學(xué)院專業(yè)電氣工程與自動化班級姓名學(xué)號指導(dǎo)教師翻譯日期2RECORDINGPARAMETERSISCARRIEDOUTWHILETHEREGULATIONFUNCTIONSARELEFTTOTHELOCALCONTROLLERSLOCATEDTHROUGHOUTTHEBUILDINGWONG,2001THESECONTROLLERSARERESPONSIBLEFORTAKINGOVERLOCALCONTROLTASKSINTHEZONETHEYSERVETOACCOMPLISHITSFUNCTION,THECENTRALIZEDCOMPUTERCONTAINSADATABASETHATKEEPSTRACKOFRELEVANTINFORMATIONCONCERNINGBUILDINGUSER’SPREFERENCESFORINSTANCE,THISDATABASEKEEPSRECORDSOFTIME,DATE,NUMBEROFPERSONSINAROOM,CURRENTTEMPERATUREANDHUMIDITYVALUES,ASWELLASTEMPERATUREANDHUMIDITYVALUESDESIREDBYUSERSINORDERTODOTHIS,TEMPERATUREANDHUMIDITYINPUTPANELSARELOCATEDINTHEDIFFERENTROOMSEACHUSERCANEVENTUALLYSETTHEMTOWHATHEORSHETHINKSISANIDEALCOMFORTCONDITIONASCOMFORTPERCEPTIONISANINDIVIDUALSENSATION,THEDATABASEINTHEMAINCOMPUTERKEEPSTRACKOFEVERYINDIVIDUALREQUIREMENTFIG1INTELLIGENTSYSTEMARCHITECTURETHEINFORMATIONCONTAINEDINTHEUSER’SREQUIREMENTSDATABASEFORAGIVENROOMISAPPLIEDTOANEURALNETWORKOFTHESELFORGANIZATIONALMAPSOFKOHONENSOMRICHHILERAMARTINEZ,1995TYPE,WHICHISUSEDTOCLUSTERALLTHEUSER’SREQUIREMENTSANDDISCARDALLTHOSEGROUPSOFREQUIREMENTSWHICHARENOTRELEVANTINTERMSOFTHEIRAPPROXIMATIONTOTHEMAINCLUSTEROFPREFERENCESONCEA
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下載積分: 13 賞幣
上傳時間:2024-01-07
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